Linear Equations

Which equation has x = 5 as the solution?

• x + 15 = 10

• 2x = 5

• 2x = 10

x - 62 = 123

How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side.

• Subtract 62 from each side.

• Multiply each side by 62.

• Add 123 to each side.

Solve for x:

• x = 20

• x = 7

• x = 10

• x = 3

What is the definition of a coefficient?

• The letter used to represent a quantity

• The little number or letter used to raise to a power

• The number in front of a variable

• The number in back of a variable

What is the definition of a variable?

• The letter used to represent a quantity

• The little number or letter used to raise to a power

• The number in front of a variable

• The number with no variable

Which of the following is an expression?

• 6x + 2x = 6

• 10 = 5x

• 2x + 6x - 10

• 6x² + 10 = 25

Which of the following is an equation?

• 6x + 2x - 6

• 6x² + 10 = 25

• 6x² + 10 - 25

• 10y - 6 + 34u

Bob has $150 in his savings account and saves $40 per month.

• y=150 + 40

• y=40x + 150

• y=150x + 40

Which equation best represents the relationship between x and y in the table shown?

• y= 5x+5

• y=1/5x+5

• y=15x+5

• y=10x+5

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Find the rate of change from the graph

• 0

• undefined

• 5

• -5

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6